import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        double x = 2.0;
        int y = 4;
        System.out.println(x /= ++y);

        // -直接使用byte接收int类型，若不强转，则会编译不通过
        // byte c = x;

        // -判断一个数字是奇数还是偶数
        Scanner scanner = new Scanner(System.in);
        int enter = scanner.nextInt();
        if(enter % 2 == 0) {
            System.out.println("even");
        } else {
            System.out.println("odd");
        }
    }
}
